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Okay,</div>
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Did some more digging.</div>
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Based on the below link, it mentions the classic drivers have been replaced by 'amber'. They are included with the Ubuntu 22.04, but not used by default. </div>
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<a href="https://www.phoronix.com/news/Mesa-Classic-Retired" target="_blank" id="OWA34ac40ec-83d7-38a4-f800-edee4ed80927" class="OWAAutoLink" rel="noopener noreferrer" data-auth="NotApplicable" data-linkindex="1" style="margin: 0px;">Mesa's Classic Drivers
Have Been Retired - Affecting ATI R100/R200 & More - Phoronix</a></div>
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<br>
Therefore, I installed libglx-amber0 </div>
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sudo apt-get install libglx-amber0 </div>
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Then I added the following to my .bashrc file in my home directory:</div>
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export __GLX_VENDOR_LIBRARY_NAME=amber</div>
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Here is the output of </div>
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glxinfo | grep Open</div>
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glxinfo |grep Open</div>
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OpenGL vendor string: Mesa</div>
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OpenGL renderer string: llvmpipe (LLVM 15.0.7, 256 bits)</div>
<div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
OpenGL version string: 4.5 (Compatibility Profile) Mesa 23.2.1-1ubuntu3.1~22.04.2</div>
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OpenGL shading language version string: 4.50</div>
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OpenGL context flags: (none)</div>
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OpenGL profile mask: compatibility profile</div>
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OpenGL extensions:</div>
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Now, glxgears and glxinfo commands now work.</div>
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In the past, we didn't have to do this with Ubuntu 20.04, but with 22.04, this is what I had to do to get it to work. Haven't run other software just yet, but at least those basic commands now work again.</div>
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h.</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> x2go-user <x2go-user-bounces@lists.x2go.org> on behalf of h i <qpile117@outlook.com><br>
<b>Sent:</b> Tuesday, August 27, 2024 2:31 PM<br>
<b>To:</b> Ulrich Sibiller <ulrich.sibiller@gmail.com><br>
<b>Cc:</b> x2go-user@lists.x2go.org <x2go-user@lists.x2go.org><br>
<b>Subject:</b> Re: [X2Go-User] x2go glx issue in Ubuntu 22.04</font>
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Tried, but no success.</div>
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I think it might relate to the following identified:</div>
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<a href="https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/2017762" id="LPlnk728162">https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/2017762</a> and
<a href="https://www.phoronix.com/news/Mesa-Classic-Retired" id="OWA0e9bd212-e36f-fc0d-dc15-bb6418bd0fcd" class="x_OWAAutoLink">
Mesa's Classic Drivers Have Been Retired - Affecting ATI R100/R200 & More - Phoronix</a></div>
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I have another server where everything works fine for ubuntu 20.04.</div>
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The current problem is with ubuntu 22.04. The main problem is Opengl. Read about mesa amber as an alternative. Using a Dell Poweredge server with Integrated Matrox G200eW3 Graphics Controller</div>
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It is related somehow to x2go because if use the glxinfo command directly on the server, the command works. Glxgears works.</div>
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Additionally, xclock works when I connect remotely using x2go. It is just glxgears, glxinfo, etc. glx related commands.</div>
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h.</div>
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<div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Ulrich Sibiller <ulrich.sibiller@gmail.com><br>
<b>Sent:</b> Monday, August 26, 2024 9:55 PM<br>
<b>To:</b> h i <qpile117@outlook.com><br>
<b>Cc:</b> x2go-user@lists.x2go.org <x2go-user@lists.x2go.org><br>
<b>Subject:</b> Re: [X2Go-User] x2go glx issue in Ubuntu 22.04</font>
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<p dir="ltr">Maybe some of these mesa xlib vars might help, too: <a href="https://docs.mesa3d.org/envvars.html#mesa-xlib-driver-environment-variables">
https://docs.mesa3d.org/envvars.html#mesa-xlib-driver-environment-variables</a></p>
<p dir="ltr">Uli</p>
<br>
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<div dir="ltr" class="x_x_gmail_attr">Ulrich Sibiller <<a href="mailto:ulrich.sibiller@gmail.com">ulrich.sibiller@gmail.com</a>> schrieb am Di., 27. Aug. 2024, 10:52:<br>
</div>
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<p dir="ltr">Then please try to run glxinfo -i (forcing indirect rendering).</p>
<p dir="ltr">Uli</p>
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<div dir="ltr" class="x_x_gmail_attr">h i <<a href="mailto:qpile117@outlook.com" target="_blank" rel="noreferrer">qpile117@outlook.com</a>> schrieb am Di., 27. Aug. 2024, 01:31:<br>
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Yes,</div>
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Thank you for your response.</div>
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I tried the following:</div>
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export LIBGL_ALWAYS_SOFTWARE=1</div>
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export LIBGL_ALWAYS_INDIRECT=1</div>
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However, still no success.</div>
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glxgears</div>
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Error: couldn't get an RGB, Double-buffered visual</div>
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glxinfo</div>
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name of display: :50</div>
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Error: couldn't find RGB GLX visual or fbconfig</div>
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h.</div>
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<font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Ulrich Sibiller <<a href="mailto:ulrich.sibiller@gmail.com" rel="noreferrer noreferrer" target="_blank">ulrich.sibiller@gmail.com</a>><br>
<b>Sent:</b> Saturday, August 24, 2024 8:41 PM<br>
<b>To:</b> h i <<a href="mailto:qpile117@outlook.com" rel="noreferrer noreferrer" target="_blank">qpile117@outlook.com</a>><br>
<b>Cc:</b> <a href="mailto:x2go-user@lists.x2go.org" rel="noreferrer noreferrer" target="_blank">
x2go-user@lists.x2go.org</a> <<a href="mailto:x2go-user@lists.x2go.org" rel="noreferrer noreferrer" target="_blank">x2go-user@lists.x2go.org</a>><br>
<b>Subject:</b> Re: [X2Go-User] x2go glx issue in Ubuntu 22.04</font>
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<p dir="ltr">Have you tried settting mesa environment variables like LIBGL_ALWAYS_SOFTWARE and LIBGL_ALWAYS_INDIRECT? (Please google the exact names, cannot check myself right now.)</p>
<p dir="ltr">Uli</p>
<br>
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<div dir="ltr">h i <<a href="mailto:qpile117@outlook.com" rel="noreferrer noreferrer" target="_blank">qpile117@outlook.com</a>> schrieb am Sa., 24. Aug. 2024, 22:55:<br>
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Hello,</div>
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Worked with x2go and Ubuntu 20.04 with no issues with glx. Commands such as glxinfo glxgears worked.</div>
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Using a Dell Poweredege Server, we have installed 22.04 and now commans like glxinfo, glxgears do not work connecting remotely to the server using x2goclient</div>
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glxinfo</div>
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name of display: :50</div>
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Error: couldn't find RGB GLX visual or fbconfig</div>
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<br>
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glxgears<br>
Error: couldn't get an RGB, Double-buffered visual</div>
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Mesa 22.0 and higher seems to be the issue.</div>
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Reading online, Ubuntu 22.04 no longer supports 'classic drivers' any longer. However, there is a 'mesa-amber' that could potentially resolve this?</div>
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Has anyone had any success using mesa-amber and getting commands like glxinfo, glxgears to work in Ubuntu 22.04? I tried the suggested downgrading to Mesa 21 and that just opened up another can worms with dependency issues.</div>
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Any help would greatly be appreciated.</div>
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Thanks,</div>
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h.</div>
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